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The Population of Manhattan Mapped

In 2020, 1,694,251 people were living in Manhattan. The population density of this borough was about 72,918 people per square mile (28,154/km²). It is the highest population density of any county in the U.S. But this is not a record in the history of Manhattan. In 1910, at the height of European migration to New York, Manhattan’s population density peaked 101,548 people per square mile (39,208/km²).

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Old mapsWars

Greatest extent of Japanese naval dominance

In 1942, the Imperial Japanese Navy reached its zenith in terms of naval dominance during World War II. This period was marked by a series of sweeping victories across the Pacific, expanding the boundaries of Japanese-controlled waters to an unprecedented extent. The stunning success of Japanese forces during the early stages of the war saw the capture of strategic territories, including the Philippines, Hong Kong, Singapore, and numerous islands in the Pacific.

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